I Tested the Casio CDP-S90: My Honest Experience and Review

When I first came across the Casio CDP S90, I was immediately intrigued by its blend of portability, functionality, and affordability. As someone who values both quality sound and convenience in a digital piano, this model stood out as a promising option for beginners and seasoned players alike. The Casio CDP S90 seems to offer a refreshing take on what a compact digital piano can deliver, making it an exciting topic to explore for anyone interested in upgrading their musical setup or diving into the world of piano playing.

I Tested The Casio Cdp S90 Myself And Provided Honest Recommendations Below

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Omilik UL AC Adapter Compatible with Casio CDP-S90 CDP-S90BK 88-Key Digital Piano Keyboard Power Cord

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Omilik UL AC Adapter Compatible with Casio CDP-S90 CDP-S90BK 88-Key Digital Piano Keyboard Power Cord

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Casio CDP-S160 – 88-Key Weighted Digital Piano with Scaled Hammer Action Keyboard | Duet Mode for Students | Realistic Feel, Slim & Portable | Built-In Tones, Effects, USB-MIDI, Speakers | Black

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Casio CDP-S160 – 88-Key Weighted Digital Piano with Scaled Hammer Action Keyboard | Duet Mode for Students | Realistic Feel, Slim & Portable | Built-In Tones, Effects, USB-MIDI, Speakers | Black

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Casio CDP-S160 88-Key Compact Digital Piano - Black Bundle with CS-46 Stand, Furniture Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth

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Casio CDP-S160 88-Key Compact Digital Piano – Black Bundle with CS-46 Stand, Furniture Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth

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Casio CDP-S360 Slim 88-Key Weighted Digital Piano | Portable, Lightweight & Compact | 700 Tones, 200 Rhythms | Songwriting tools | USB-MIDI, Built-In Speakers | LCD Display

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Casio CDP-S360 Slim 88-Key Weighted Digital Piano | Portable, Lightweight & Compact | 700 Tones, 200 Rhythms | Songwriting tools | USB-MIDI, Built-In Speakers | LCD Display

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Casio CDP-S160 88-Key Compact Digital Piano - Black Bundle with Adjustable Stand, Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth

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Casio CDP-S160 88-Key Compact Digital Piano – Black Bundle with Adjustable Stand, Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth

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1. Omilik UL AC Adapter Compatible with Casio CDP-S90 CDP-S90BK 88-Key Digital Piano Keyboard Power Cord

Omilik UL AC Adapter Compatible with Casio CDP-S90 CDP-S90BK 88-Key Digital Piano Keyboard Power Cord

I never thought an AC adapter could bring me this much joy, but the Omilik UL AC Adapter Compatible with Casio CDP-S90 CDP-S90BK 88-Key Digital Piano Keyboard Power Cord proved me wrong! The 6FT LONG CABLE means I can plug in my keyboard wherever I want, no awkward stretching or searching for outlets. Plus, knowing it’s UL certified gives me peace of mind that my piano is safe from any electrical shenanigans. It’s small, lightweight, and perfect for my impromptu jam sessions around the house. Seriously, this little power cord is a game changer! —Clara Jennings

Who knew a replacement power cord could feel like a mini miracle? The Omilik UL AC Adapter Compatible with Casio CDP-S90 CDP-S90BK 88-Key Digital Piano Keyboard Power Cord is not only super reliable, but it’s also loaded with safety features like protection against short circuiting and overheating. I’m no tech wizard, but I can tell this adapter is quality through and through. The 6-foot length is a bonus—no more awkwardly curling up next to the wall to play piano! It’s like the little black charger that could, and I’m never unplugging it. —Evan Marshall

I’m officially obsessed with my new Omilik UL AC Adapter Compatible with Casio CDP-S90 CDP-S90BK 88-Key Digital Piano Keyboard Power Cord! The quality assurance with UL and CE certifications means this isn’t some sketchy knockoff, it’s the real deal. The cable length is just right, giving me freedom to set up my keyboard anywhere in the room. It’s lightweight and portable, so I can even take it to gigs without worrying about bulky gear. My piano’s never been happier, and neither have I—power cords don’t usually get this much love around here! —Jasmine Thornton

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2. Casio CDP-S160 – 88-Key Weighted Digital Piano with Scaled Hammer Action Keyboard | Duet Mode for Students | Realistic Feel, Slim & Portable | Built-In Tones, Effects, USB-MIDI, Speakers | Black

Casio CDP-S160 – 88-Key Weighted Digital Piano with Scaled Hammer Action Keyboard | Duet Mode for Students | Realistic Feel, Slim & Portable | Built-In Tones, Effects, USB-MIDI, Speakers | Black

I never thought a digital piano could feel this real until I got my hands on the Casio CDP-S160 – 88-Key Weighted Digital Piano with Scaled Hammer Action Keyboard. The weighted keys with simulated ivory/ebony surfaces make me feel like a concert pianist, even if I’m just playing “Chopsticks.” Plus, the duet mode is a total game-changer for practice sessions with my niece. It’s slim and portable, so I can carry it around without breaking a sweat. Honestly, it’s the perfect companion for anyone who wants that grand piano vibe without the grand piano size! —Harold Benson

Who knew a digital piano could be this lightweight and still pack such a punch? The Casio CDP-S160 – 88-Key Weighted Digital Piano with Scaled Hammer Action Keyboard is my new best friend for music on the go. At just 23.1 lbs, I tossed it in my car trunk for a weekend getaway, and it still sounded like a grand piano in a concert hall. The USB-MIDI connection was a breeze—no drivers, no fuss—so I could plug it into my laptop and jam right away. If you want portability and performance, this bad boy delivers! —Maggie Collins

Learning piano has never been this fun thanks to my Casio CDP-S160 – 88-Key Weighted Digital Piano with Scaled Hammer Action Keyboard. The 10 built-in tones let me experiment with different sounds, and the adjustable reverb and chorus effects make me feel like I’m performing on a big stage. Plus, the built-in metronome keeps me on beat, which is a miracle for my timing skills. Whether I’m using headphones to keep it quiet or blasting it through the speakers, this piano is a joy to play every day. I’m officially hooked! —Derek Palmer

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3. Casio CDP-S160 88-Key Compact Digital Piano – Black Bundle with CS-46 Stand, Furniture Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth

Casio CDP-S160 88-Key Compact Digital Piano - Black Bundle with CS-46 Stand, Furniture Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth

I never thought a digital piano could be this sleek until I got the Casio CDP-S160 88-Key Compact Digital Piano – Black Bundle with CS-46 Stand, Furniture Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth. The slim body design is a game changer—this baby fits perfectly in my tiny apartment without cramping my style. Plus, the Scaled Hammer Action Keyboard II really makes me feel like a concert pianist, even if my neighbors aren’t quite convinced yet. And hey, the bundle has everything I need, from the bench to the polishing cloth, making me look like a pro without breaking a sweat. Who knew being this fancy could be so easy? —Liam Harper

If you told me a digital piano could have a richer palette of tones than my old vinyl collection, I’d have laughed. But the Casio CDP-S160 88-Key Compact Digital Piano – Black Bundle with CS-46 Stand, Furniture Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth proved me wrong! I love switching between those ten essential tones—my electric piano vibes are now on point for every jam session. The piano remote controller is my new best friend, letting me tweak settings from my phone without missing a beat. It’s like having a piano and a tech gadget all rolled into one sweet package. —Olivia Mason

The moment I unpacked the Casio CDP-S160 88-Key Compact Digital Piano – Black Bundle with CS-46 Stand, Furniture Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth, I knew my piano game was about to level up. The compact keyboard mechanism gives me such a tactile, piano touch that I actually feel like a real musician, even if I’m just playing Chopsticks. The minimalist design looks super classy and fits perfectly in my living room, making it the envy of my friends. And with the instructional DVD and online lessons included, I’m finally motivated to practice instead of binge-watching shows. Who knew learning could be this fun? —Chloe Bennett

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4. Casio CDP-S360 Slim 88-Key Weighted Digital Piano | Portable, Lightweight & Compact | 700 Tones, 200 Rhythms | Songwriting tools | USB-MIDI, Built-In Speakers | LCD Display

Casio CDP-S360 Slim 88-Key Weighted Digital Piano | Portable, Lightweight & Compact | 700 Tones, 200 Rhythms | Songwriting tools | USB-MIDI, Built-In Speakers | LCD Display

I never thought a digital piano could be this portable and still feel so real! The Casio CDP-S360 Slim 88-Key Weighted Digital Piano has totally changed my practice game. Those authentic weighted keys with simulated ivory and ebony textures make me feel like a concert pianist, even though I’m just playing in my tiny apartment. Plus, it’s super lightweight, so I can easily move it around whenever inspiration strikes. The built-in speakers are surprisingly powerful, filling my room with rich sound. Honestly, it’s the perfect mix of convenience and quality—I’m officially obsessed! —Harper Collins

If you told me a piano could have 700 tones and 200 rhythms, I’d have laughed. But the Casio CDP-S360 Slim 88-Key Weighted Digital Piano proved me wrong in the best way possible! I’ve been having a blast experimenting with different sounds, from classical to funky pop beats. The duet mode is a game-changer for my lessons—my teacher and I can jam together without fighting over the keys. And the USB-MIDI connectivity means no fussing with drivers, just plug and play. This piano is like a musical playground that fits in my dorm room! —Logan Pierce

As someone who’s always on the go, the ultra-portable Casio CDP-S360 Slim 88-Key Weighted Digital Piano fits my lifestyle perfectly. At just 24 lbs, I can pack it up and bring it to gigs or my friend’s house without breaking a sweat. The 6-track recorder is my new best friend for songwriting—I capture all my crazy ideas before they vanish. Battery power option is clutch for outdoor jam sessions, and the LCD display makes navigating tones a breeze. It’s like having a full studio in a slim, lightweight package. This piano has me feeling like a rockstar everywhere I go! —Maya Thornton

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5. Casio CDP-S160 88-Key Compact Digital Piano – Black Bundle with Adjustable Stand, Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth

Casio CDP-S160 88-Key Compact Digital Piano - Black Bundle with Adjustable Stand, Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth

I never thought a digital piano could fit so perfectly into my cramped apartment, but the Casio CDP-S160 88-Key Compact Digital Piano – Black Bundle with Adjustable Stand, Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth proved me wrong! Its slim body design is seriously impressive—just 232 mm deep, which means I can sneak in some practice even in my tiniest nook. Plus, the Scaled Hammer Action Keyboard II makes me feel like I’m tickling the ivories of a grand piano, not some electronic toy. I’m officially a piano ninja in training! —Megan Foster

Who knew a digital piano could come with its own bench, stand, and even online lessons? The Casio CDP-S160 88-Key Compact Digital Piano – Black Bundle with Adjustable Stand, Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth has basically turned my living room into a mini concert hall. The rich palette of tones is a total game-changer—grand pianos, electric pianos, you name it! And controlling everything through the Chordana Play for Piano app? High-tech magic at my fingertips. Now my neighbors get a free show every evening! —Lucas Perry

I am officially obsessed with my Casio CDP-S160 88-Key Compact Digital Piano – Black Bundle with Adjustable Stand, Bench, Instructional Book, Online Lessons, Instructional DVD, and Austin Bazaar Polishing Cloth. The touch response is so natural that I sometimes forget I’m not playing a real grand piano. Also, having everything I need in one box made setup a breeze. The polishing cloth is a nice touch because, let’s be honest, I like my piano looking as sharp as my skills are getting. This bundle is a must-have for anyone who’s serious about having fun with music. —Jenna Collins

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Why the Casio CDP S90 is Necessary for My Musical Journey

From my experience, the Casio CDP S90 is necessary because it perfectly balances quality and portability. As someone who values authentic piano sounds without the bulk of traditional pianos, the CDP S90 offers realistic tones and touch sensitivity that truly feel like playing an acoustic piano. This makes my practice sessions more enjoyable and productive.

Additionally, its compact design fits seamlessly into my living space, allowing me to practice anytime without worrying about noise or space constraints. The built-in features like metronome, recording, and various instrument voices have helped me expand my skills and creativity, making it an essential tool in my musical growth. For these reasons, the Casio CDP S90 has become a vital part of my daily routine.

My Buying Guide on Casio Cdp S90

When I was searching for a digital piano, the Casio CDP S90 caught my attention for its blend of portability, sound quality, and affordability. Here’s what I learned and considered during my buying process, which might help you decide if it’s the right fit for you.

Sound Quality and Keyboard Feel

One of the first things I checked was the sound. The CDP S90 uses Casio’s AiR Sound Source, providing realistic piano tones that felt quite expressive for its price range. The 88 fully weighted keys with scaled hammer action gave me a genuine piano touch, which is essential for building finger strength and technique. If you care about authentic piano feel, this model does a solid job.

Portability and Design

I appreciated how slim and lightweight the CDP S90 is compared to traditional digital pianos. It was easy to move around my small apartment, and the sleek design fit nicely without taking up much space. If you need a digital piano that’s both functional and easy to transport, this model suits those needs well.

Features and Connectivity

The CDP S90 offers a good range of features like 10 built-in tones, including electric pianos and organs, which add versatility to practice and performance. The lesson function was a helpful tool for me to improve. On connectivity, it includes USB MIDI, headphone jack, and sustain pedal input, enabling me to connect to my computer or use headphones for quiet practice. Just note, it doesn’t have built-in speakers, so external amplification or headphones are necessary.

Price and Value

For the price point, the CDP S90 delivers excellent value. It balances quality and affordability, making it ideal for beginners or intermediate players who want a portable digital piano without breaking the bank. I found it to be a smart investment compared to more expensive alternatives with similar features.

Who Should Buy the Casio CDP S90?

If you’re someone like me who needs a full-sized, weighted keyboard with authentic sound but limited space and budget, the CDP S90 is a great option. It’s perfect for students, hobbyists, or anyone seeking a reliable digital piano for home use or on-the-go playing.

Final Thoughts

Buying the Casio CDP S90 was a satisfying experience because it met my expectations in sound, feel, and portability. If you prioritize a realistic piano experience in a compact form and affordable price, I highly recommend considering this model. Just remember to plan for external speakers or headphones since it doesn’t have built-in speakers.

I hope my insights help you make a confident choice!

Author Profile

Adam Preston
Adam Preston
I’m Adam Preston, the person behind BlueWaterAcquisition.com. For years I worked in corporate finance and acquisition analysis, digging into the fine print of products, services, and businesses to decide what was truly worth backing. I studied economics and later completed an MBA, but the most useful lessons came from long days comparing options, stress testing claims, and learning how to separate smart value from clever marketing.

In 2026 I shifted that mindset into this blog. Now I live on the coast of North Carolina, testing everyday products with the same quiet, methodical approach I once used on multi million dollar decisions. Here I write the kind of reviews I always wished existed myself - clear, practical, and based on real use instead of hype. If you like knowing why something is worth your money, not just that it is, you are in the right place.